Home / 13,056.70-19,583.02-4,291.55

Finding the Fourth Proportional to 13,056.70, 19,583.02 and 4,291.55

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Solution

The fourth proportional to 13,056.70, 19,583.02 and 4,291.55 is: 6,436.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.70 : 19,583.02 = 4,291.55 : x
  2. Step 2: Convert to fraction form
    13,056.70/19,583.02 = 4,291.55/x
  3. Step 3: Cross multiply
    13,056.70x = 19,583.02 × 4,291.55
  4. Step 4: Simplify right side
    13,056.70x = 84,041,488.02
  5. Step 5: Solve for x
    x = 84,041,488.02/13,056.70
  6. Step 6: Final answer
    x = 6,436.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.